-- Executing [20@call_line_one:1] Answer("SIP/2020-081fb528", "") in new stack
-- Executing [20@call_line_one:2] Wait("SIP/2020-081fb528", "3") in new stack
-- Executing [20@call_line_one:3] Dial("SIP/2020-081fb528", "ZAP/1/3303174686") in new stack
-- Called 1/3303174686
[Apr 3 14:09:28] WARNING[4267]: chan_zap.c:3835 zt_handle_event: Detected alarm on channel 1: No Alarm
-- Hungup 'Zap/1-1'
== Everyone is busy/congested at this time (1:0/0/1)
-- Executing [20@call_line_one:4] Wait("SIP/2020-081fb528", "2") in new stack
[Apr 3 14:09:29] NOTICE[4157]: chan_zap.c:6678 handle_init_event: Alarm cleared on channel 1
-- Executing [20@call_line_one:5] Hangup("SIP/2020-081fb528", "") in new stack
== Spawn extension (call_line_one, 20, 5) exited non-zero on 'SIP/2020-081fb528'